Part Details for UC3834DW by Texas Instruments
Results Overview of UC3834DW by Texas Instruments
- Distributor Offerings: (10 listings)
- Number of FFF Equivalents: (6 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
UC3834DW Information
UC3834DW by Texas Instruments is a Power Management Circuit.
Power Management Circuits are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for UC3834DW
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
296-2808-5-ND
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DigiKey | IC LNR REG CTRLR 1OUT 16SOIC Min Qty: 80 Lead time: 12 Weeks Container: Tube | Temporarily Out of Stock |
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$13.4654 | Buy Now |
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DISTI #
595-UC3834DW
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Mouser Electronics | LDO Voltage Controllers High Efficiency Line ar Regulator RoHS: Compliant | 0 |
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$13.4000 / $20.8900 | Order Now |
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DISTI #
86042350
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 Date Code: 0501 | Americas - 4110 |
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$11.9000 / $14.8750 | Buy Now |
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DISTI #
86040252
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 Date Code: 1101 | Americas - 2601 |
|
$11.9000 / $14.8750 | Buy Now |
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DISTI #
86048672
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 Date Code: 0301 | Americas - 480 |
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$11.9000 / $14.8750 | Buy Now |
|
DISTI #
86050519
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 Date Code: 0601 | Americas - 138 |
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$11.9000 / $14.8750 | Buy Now |
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DISTI #
86050687
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 Date Code: 0701 | Americas - 75 |
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$11.9000 / $14.8750 | Buy Now |
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DISTI #
86040647
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 Date Code: 1001 | Americas - 60 |
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$11.9000 / $14.8750 | Buy Now |
|
DISTI #
86050416
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Verical | Standard Regulator Pos 1.5V 16-Pin SOIC Tube RoHS: Compliant Min Qty: 26 Package Multiple: 1 | Americas - 45 |
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$11.9000 / $14.8750 | Buy Now |
|
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Rochester Electronics | UC3834 High Efficiency Linear Regulator RoHS: Compliant Status: Active Min Qty: 1 | 7520 |
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$9.5200 / $11.9000 | Buy Now |
Part Details for UC3834DW
UC3834DW CAD Models
UC3834DW Part Data Attributes
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UC3834DW
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
UC3834DW
Texas Instruments
36-V, linear voltage regulator controller with positive & negative reference voltages 16-SOIC 0 to 70
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SOIC | |
| Package Description | SOIC-16 | |
| Pin Count | 16 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | UNDER AND OVER-VOLTAGE FAULT ALERT WITH PROGRAMMABLE DELAY | |
| Adjustable Threshold | NO | |
| Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT | |
| Input Voltage-Max | 36 V | |
| Input Voltage-Min | 5 V | |
| JESD-30 Code | R-PDSO-G16 | |
| JESD-609 Code | e4 | |
| Length | 10.2 mm | |
| Moisture Sensitivity Level | 2 | |
| Number of Channels | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 2 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Voltage-Max | 35 V | |
| Output Voltage-Min | 2 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP16,.4 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 2.65 mm | |
| Supply Voltage-Max (Vsup) | 36 V | |
| Supply Voltage-Min (Vsup) | 5 V | |
| Supply Voltage-Nom (Vsup) | 15 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Threshold Voltage-Nom | +0.15V | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 7.5 mm |
Alternate Parts for UC3834DW
This table gives cross-reference parts and alternative options found for UC3834DW. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UC3834DW, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| UC2834DW | Unitrode Corporation | Check for Price | Power Supply Support Circuit, Adjustable, 1 Channel, PDSO16, 0.300 INCH, PLASTIC, SOIC-16 | UC3834DW vs UC2834DW |
| UC3834DWTRG4 | Texas Instruments | Check for Price | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16, GREEN, SOIC-16 | UC3834DW vs UC3834DWTRG4 |
| UC2834DWTR | Texas Instruments | Check for Price | High Efficiency Linear Regulator 16-SOIC -40 to 85 | UC3834DW vs UC2834DWTR |
| UC2834DWTR | Unitrode Corp (RETIRED) | Check for Price | Power Supply Support Circuit, Adjustable, 1 Channel, PDSO16, SO-16 | UC3834DW vs UC2834DWTR |
| UC3834DW | Unitrode Corp (RETIRED) | Check for Price | Power Supply Support Circuit, Adjustable, 1 Channel, PDSO16, 0.300 INCH, PLASTIC, SOIC-16 | UC3834DW vs UC3834DW |
| UC3834DW | Unitrode Corporation | Check for Price | Power Supply Support Circuit Adjustable 1 Channel PDSO16 | UC3834DW vs UC3834DW |
UC3834DW Frequently Asked Questions (FAQ)
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The recommended layout and placement for the UC3834DW involves keeping the input and output capacitors close to the IC, using a star-ground configuration, and minimizing the loop area of the high-frequency current paths. A good layout practice is to follow the application note 'UC3834DW Layout and Placement Guidelines' from Texas Instruments.
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To select the right transformer for the UC3834DW, consider the input voltage, output voltage, and power rating. The transformer should have a turns ratio that matches the desired output voltage, and its magnetizing inductance should be compatible with the UC3834DW's operating frequency. Refer to the application note 'Transformer Selection for UC3834DW' from Texas Instruments for more information.
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The maximum ambient temperature for the UC3834DW is 85°C, but it can be derated to 70°C for high-reliability applications. The device can operate up to 150°C junction temperature, but the ambient temperature should be kept below 85°C to ensure reliable operation.
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To troubleshoot the UC3834DW in a faulty circuit, start by checking the input voltage, output voltage, and current. Verify that the transformer is properly connected and that the feedback loop is intact. Use an oscilloscope to check for oscillations, and ensure that the IC is not overheating. Consult the application note 'Troubleshooting the UC3834DW' from Texas Instruments for a step-by-step guide.
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Yes, the UC3834DW is suitable for high-reliability applications, such as aerospace, defense, and medical devices. However, it's essential to follow the recommended layout and placement guidelines, and to derate the device according to the application note 'High-Reliability Design Considerations for UC3834DW' from Texas Instruments.